Funding for this research was provided by:
NRO/PROO (40.5.18300.032)
Article History
Received: 7 January 2021
Accepted: 21 March 2021
First Online: 7 April 2021
Compliance with Ethical Standards
:
: The authors declare no competing interests.
: Approval was obtained from the ethics committee of University of Amsterdam in The Netherlands. The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: Teachers provided written informed consent and for students (written) passive parental consent was obtained.